The Indian construction industry, which is presently executing over 240 km of tunnel length particularly for metro rail and water infrastructure projects using tunnel-boring machines (TBMs), is steadily adopting technologies such as tunnel seismic prediction, ground penetrating radar, AI-enabled analytics and real-time geotechnical monitoring to improve geological certainty before excavation.

Experts we reached out to pinpointed managing uncertainty in subsurface conditions as the most persistent challenge in tunnelling. Especially, in the Himalayan region and other geologically complex terrains, according to Rishabh Gupta, Design Manager, RITES...

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